Started off first with a mission to excel in the Spiral Duct industry we have a great deal of experience in the delivering the finest quality spiral tubeformer,spiral duct machine,aluminum foil tubeformer,aluminum flexible tubeformer,spiral corrugated tubeformer. Zhangjiagang JK Machinery Co., Ltd. Private Limited was introduced in 2003 as Supplier and Supplier of Spiral Duct, with investing in Above US$100 Million as initial business capital. Sourcing finest quality raw material and housing skilled workforce led us to capturing a good proportion of consumer market based on Brazil,South Korea,Lebanon,Saudi Arabia,Vietnam market share, enabling us generate Below US$1 Million of annual revenue. Our production facility is situated in Zhangjiagang, Jiangsu, China, operating under Have Own Export License. For best in class Spiral Duct production and export across different region we hold 17 Years of export history, catering to US$1 Million - US$2.5 Million export ratio.